420134421

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{7283}}^1$

素因数の和:7401

約数の個数: 32

約数和(自身を含む): 665699328

約数和(自身を除く): 245564907

約数列:

[1, 3, 7, 21, 41, 67, 123, 201, 287, 469, 861, 1407, 2747, 7283, 8241, 19229, 21849, 50981, 57687, 152943, 298603, 487961, 895809, 1463883, 2090221, 3415727, 6270663, 10247181, 20006401, 60019203, 140044807, 420134421]

約数ペア:

[(1, 420134421), (3, 140044807), (7, 60019203), (21, 20006401), (41, 10247181), (67, 6270663), (123, 3415727), (201, 2090221), (287, 1463883), (469, 895809), (861, 487961), (1407, 298603), (2747, 152943), (7283, 57687), (8241, 50981), (19229, 21849)]